package com.yc.web.servlet;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.alipay.api.AlipayApiException;
import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.request.AlipayTradePagePayRequest;
import com.alipay.config.AlipayConfig;
import com.oyj.dao.DBHelper;
@WebServlet("/alipay")
public class AlipayServlet extends BasicServlet {
	private DBHelper db = new DBHelper();
	@Override
	protected void doPost(HttpServletRequest request, HttpServletResponse resp) throws ServletException, IOException {
		request.setCharacterEncoding("utf-8");
		resp.setHeader("Access-Control-Allow-Origin", "*");
		resp.setContentType("text/html;charset=utf-8");
		AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id, AlipayConfig.merchant_private_key, "json", AlipayConfig.charset, AlipayConfig.alipay_public_key, AlipayConfig.sign_type);
		
		//设置请求参数
		AlipayTradePagePayRequest alipayRequest = new AlipayTradePagePayRequest();
		alipayRequest.setReturnUrl(AlipayConfig.return_url);
		alipayRequest.setNotifyUrl(AlipayConfig.notify_url);
		
		//商户订单号，商户网站订单系统中唯一订单号，必填
		String out_trade_no = request.getParameter("ono");
		//付款金额，必填
		String total_amount = request.getParameter("price");
		//订单名称，必填
		String subject = "’花‘点心思商城";
		//商品描述，可空
		String body = "鲜花在手，天下我有";
		
		alipayRequest.setBizContent("{\"out_trade_no\":\""+ out_trade_no +"\"," 
				+ "\"total_amount\":\""+ total_amount +"\"," 
				+ "\"subject\":\""+ subject +"\"," 
				+ "\"body\":\""+ body +"\"," 
				+ "\"product_code\":\"FAST_INSTANT_TRADE_PAY\"}");
		
		//请求
		String result = "";
		try {
			result = alipayClient.pageExecute(alipayRequest).getBody();
		} catch (AlipayApiException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		
		//输出
		this.send(resp, result);
		
	}

}
